22312433012 has 6 divisors (see below), whose sum is σ = 39046757778. Its totient is φ = 11156216504.

The previous prime is 22312432997. The next prime is 22312433027. The reversal of 22312433012 is 21033421322.

It is an interprime number because it is at equal distance from previous prime (22312432997) and next prime (22312433027).

It can be written as a sum of positive squares in only one way, i.e., 21689631076 + 622801936 = 147274^2 + 24956^2 .

It is a super-3 number, since 3×22312433012³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2789054123 + ... + 2789054130.

It is an arithmetic number, because the mean of its divisors is an integer number (6507792963).

Almost surely, 2^22312433012 is an apocalyptic number.

It is an amenable number.

22312433012 is a deficient number, since it is larger than the sum of its proper divisors (16734324766).

22312433012 is a wasteful number, since it uses less digits than its factorization.

22312433012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5578108257 (or 5578108255 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 22312433012 its reverse (21033421322), we get a palindrome (43345854334).

The spelling of 22312433012 in words is "twenty-two billion, three hundred twelve million, four hundred thirty-three thousand, twelve".